Prepararam-se duas soluções aquosas de açúcar: uma (A) a partir de 25 g de soluto em 120 cm3de água, outra (B) a partir de 30 g de açúcar em 180 cm3de água. Qual delas é mais doce? Justifica.

What happens when light is scattered?

In the cathode ray tube experiment, j. j. thomson passed an electric current through different gases inside a cathode ray tube in the presence of an electric field. in which two ways did this experiment change scientists’ understanding of the atom?

Areader can tell that the meaning of “obnoxious” will include “having the quality of something” because of the .a) prefix b)pronunciation c)suffix d) word root